National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Super Typhoon Bavi to Impact Guam and the Mariana Islands; Excessive Rainfall and Flooding Threat in the Mid-Atlantic

Catastrophic Super Typhoon Bavi's eyewall has reached Rota and is expected to bring dangerous winds, heavy rainfall and storm surge to Guam, Rota, Tinian and Saipan. A Typhoon Warning remains in effect. Heavy to excessive rainfall will continue to bring a flooding threat from coastal Mid-Atlantic to southern New England through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Partly Cloudy

77°F

25°C

Humidity 77%
Wind Speed Calm
Barometer 29.88 in (1012.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 6 Jul 2:55 am EDT
Extended Forecast for

2 Miles SSE Mount Vernon VA

  • Overnight

    Overnight: Isolated showers. Mostly cloudy, with a low around 74. East wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Isolated
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 3pm and 4pm. Mostly cloudy, with a high near 87. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 81. Light northeast wind. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Northeast wind 3 to 5 mph. Chance of precipitation is 70%.

    Low: 70 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, mainly before 8am. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 74. East wind 3 to 5 mph. Chance of precipitation is 20%.
Monday
Showers and thunderstorms likely, mainly between 3pm and 4pm. Mostly cloudy, with a high near 87. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 81. Light northeast wind. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Northeast wind 3 to 5 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers, mainly before 8am. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Mount Vernon VA
 38.69°N 77.09°W (Elev. 3 ft)
Last Update:
2:23 am EDT Jul 6, 2026
Forecast Valid:
3am EDT Jul 6, 2026-6pm EDT Jul 12, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation